Aug 14 Ernest Everett Just, African-American embryologist known for his pioneering work in the physiology of development, especially fertilization and cell division, born in Charleston, South Carolina (d. 1941)

Aug 19 Leonid Kulik, Russian Minerologist who led the first research expedition to study the Tunguska meteor site, the largest impact event in recorded history, born in Tartu, Estonia, Imperial Russia (d. 1942)